Ducommun (DCO) Benefits as Defense Spending and Commercial Aerospace Rebound
Diamond Hill Capital's Q2 2026 investor letter reported a 24.01% return, outperforming the Russell 2000. Ducommun Inc. (DCO) was a top contributor, benefiting from defense spending and commercial aerospace rebound. DCO's shares fell 17.80% last month but rose 81.24% over 52 weeks, closing at $165.60 on September 2, 2026. The company has a market cap of $2.55 billion.





